nav {
  position: fixed;
  width: 100%;
  height: 0.8rem;
  border-top: 1px solid #F1F1F1;
  border-bottom: 1px solid #F1F1F1;
  background: #FFFFFF;
  top: 0.88rem; }
nav li {
  margin-top: 0.15rem;
  line-height: 0.48rem;
  position: relative;
  float: left;
  width: 20%;
  font-size: 0.28rem;
  text-align: center;
  color: #999999;
  border-right: 1px solid #efefef; }
nav li:nth-last-child(1) {
  border-right: 0; }

.nav_price {
  margin-left: -0.3rem;
  margin-right: 0.05rem; }

.up {
  position: absolute;
  transform: rotate(180deg);
  top: -0.1rem;
  left: 1rem;
  font-size: 0.2rem;
  color: #cccccc; }

.down {
  position: absolute;
  left: 1rem;
  font-size: 0.2rem;
  color: #cccccc;
  top: 0.1rem; }

.screen i {
  font-size: 0.38rem;
  margin-right: 0.06rem; }

section {
  width: 100%;
  margin-top: 1.78rem; }
section li {
  text-align: center;
  float: left;
  margin-left: 0.2rem;
  margin-bottom: 0.3rem; }

.shopImg {
  width: 3.45rem;
  height: 3.45rem;
  overflow: hidden; }

.shopTitle {
  font-size: 0.26rem;
  color: #202020; }

.shopPrice {
  color: #d90525;

  font-size: 0.26rem;
  margin-top: 0.1rem; }

.screen_box {
  padding: 0.1rem 0.5rem;
  width:6.4rem;
  height: 100%;
  background: #FFFFFF;
  z-index: 10000;
  position: fixed;
  top: 0;
 right:-6.4rem;
  overflow: auto;
  -webkit-transition: transform 0.8s;
}
.style{
  color:#202020;
}
.screen_list {
  margin-top: 0.6rem;
}
.screen_list ul{
  border-top:1px solid #EFEFEF;

}
.screen_list ul li{
  width:50%;
  float:left;
  font-size: 0.26rem;
  color:#999;
  padding:0.4rem 0 0 0.3rem;

}
.screen_list ul .price_active{
  color:#202020;
}
.screen_title {
  font-size: 0.28rem;
  color:#999;
  padding-bottom:0.2rem;
}
.foot{
  width:6.4rem;
  height:1rem;
  position: absolute;

  bottom:0;
  right:0;

}
.foot .btn{
  width:50%;
  float:left;
  text-align: center;
  line-height: 1rem;
  font-size: 0.28rem;
  color:#666;
  background: #F1F1F1;

}
.foot .c_black{
  background: #202020;
  color:#fff;
}
.msk_box{

  width:85%;
  height:100%;
  background: #FFFFFF;
  z-index: 1000;
  position:fixed;
  top:0;
  left:-85%;
  overflow: auto;
  -webkit-transition:transform 0.8s;




}
.close{
  position: absolute;
  right: 0.4rem;
  top:0.5rem;
  font-size: 0.5rem;
  color: #999999;
}
.nav_title{
  font-size: 0.3rem;
  color: #202020;
  margin-top: 1rem;
  margin-left: 0.65rem;
  font-weight: bold;
}
.nav_list{
  width: 5rem;
  margin-left: 0.65rem;
  position: relative;
  margin-top: 0.2rem;
}
.nav_item{
  padding: 0.1rem 0;
  border-top:1px solid #efefef ;
  line-height: 0.68rem;
}
.nav_item p{

  font-size: 0.3rem;
  color: #202020;
  font-weight: bold;

}
.zhan{
  color: #999999;
  font-size:0.4rem;
  margin-right: 0.1rem;
  -webkit-transition:transform 0.5s;
}
.lianxi{
  font-size: 0.28rem;
  width: 4.2rem;
  margin: 0 auto 0;
  text-align: center;
  line-height: 0.48rem;
  color: #999999;

}
.nav_two_item{
  font-size: 0.28rem;
  color: #666666;
  line-height: 0.6rem;
  margin-left: 0.5rem;
}
.nav_two_list{
  display: none;
}
.nav_three_item{
  font-size: 0.26rem;
  color: #999999;
  line-height: 0.6rem;
  margin-left: 0.2rem;
  padding-left: 0.2rem;
  border-radius:5px ;
}
.nav_three_list{
  display: none;
}


